Floor cleaning machine



Figure 1.1 is a perspective view of a first embodiment of a floor cleaning machine according to the principles of the present invention:

Figure 2.1 is a front elevational view of the floor cleaning machine shown in Figure 1.1;

Figure 3.1 is a rear elevational view of the floor cleaning machine shown in Figure 1.1;

Figure 4.1 is a right side elevational view of the floor cleaning machine shown inFigure 1.1;

Figure 5.1 is a perspective view of a second embodiment of a floor cleaning machine according to the principles of the present invention:

Figure 6.1 is a front elevational view of the floor cleaning machine shown in Figure 5.1:

Figure 7.1 is a rear elevational view of the floor cleaning machine shown in Figure 5.1:

Figure 8.1 is a right side elevational view of the floor cleaning machine shown in Figure 5.1;

Figure 9.1 is a perspective view of a third embodiment of a floor cleaning machine according to the principles of the present invention;

Figure 10.1 is a front elevational view of the floor cleaning machine shown in Figure 9.1;

Figure 11.1 is a rear elevational view of the floor cleaning machine shown in Figure 9.1;

Figure 12.1 is a right side elevational view of the floor cleaning machine shown in Figure 9.1;

Figure 13.1 is a perspective view of a fourth embodiment of a floor cleaning machine according to the principles of the present invention;

Figure 14.1 is a front elevational view of the floor cleaning machine shown in Figure 13.1;

Figure 15.1 is a rear elevational view of the floor cleaning machine shown n Figure 13.1; and

Figure 16.1 is a right side elevational view of the floor cleaning machine shown in Figure 13.1. 

CLAIM The ornamental design for a floor cleaning machine, as shown and described. 